2025 was so hot it pushed Earth past critical climate change mark
2025 was the third hottest year on record and pushed Earth past a critical climate change mark, scientists say.
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2025 was the third hottest year on record and pushed Earth past a critical climate change mark, scientists say.
Gov. Josh Shapiro signed a $50 billion spending package to end a four-month budget stalemate that has held up billions for public schools and social services.
Leaf-peeping season has arrived in the Northeast and beyond, but weeks of drought have dulled this year's autumn colors and sent leaves fluttering to the ground earlier than usual.
Crucial for marine life and the global economy, coral reefs are the planet's first major environmental system to cross a climate "tipping point" as the world warms.
Hospitals across the U.S. are at risk of significant flooding, and climate experts warn that the Trump administration's cuts leave the nation less prepared.
34 million people live in one of these major U.S. cities that's sinking, new research shows. See if your area is on the list — and how quickly the land is moving.
Out of the many consequences of a warming climate, one major concern is the increasing frequency of high intensity rain events.
As climate change worsens pollen seasons, these U.S. cities top the list for 2025, according to a new report from the Asthma and Allergy Foundation of America.
Environmental Protection Agency to review a key 2009 finding by the agency that greenhouse gases pose a risk to Americans.
Some 880 employees of the National Oceanic and Atmospheric Administration were laid off on Thursday, a congressional source told CBS News.
Nonprofit groups are working to distribute essential supplies to those impacted by the fires across the Los Angeles area.
Researchers say human-caused climate change dealt people an average of nearly six weeks of extra extreme heat in 2024, while also fueling more destructive storms.
World coal use is set to reach an all-time high in 2024, the International Energy Agency says, in a year all but certain to be the hottest in recorded history.
Scientists now have a clearer picture of Camp Century, an abandoned U.S. military base long hidden under the ice in Greenland, thanks to a NASA research team's good luck.
Oil and natural gas companies will have to pay a federal fee if they emit methane above certain levels under a rule being finalized by the Biden administration that incoming Trump officials are likely to reverse.
We've seen some warmer Halloweens in the last couple of years, so is this something we can expect to continue moving forward?
Why is there a disconnect between constituent views on climate change and the actions of their representatives?
Why is there a disconnect between constituent views on climate change and the actions of their representatives? KDKA political editor Jon Delano explores the reported feelings and actions in Pennsylvania's 14th and 16th congressional districts.
Scientists from the International Thwaites Glacier Collaboration warn of a "grim outlook" for the Thwaites Glacier, also known as the "Doomsday Glacier."
Heavy rains caused severe flooding in Central Europe, affecting countries including Austria, the Czech Republic, Poland and Romania.
The legacy toy company is increasing the certified renewable or recycled materials that go into its bricks in an effort to reduce its reliance on fossil fuels.
While five states have laws in place protecting workers from excessive heat, for decades there have been no federal protections.
Earth sizzled to its hottest day ever measured by humans Monday, beating a record set the day before, the European climate service Copernicus says.
Six people protesting climate change stormed the 18th green at the Travelers Championship on Sunday, delaying the finish for about five minutes.
This Wednesday on World Environment Day, the Ecolution Fashion Gala will be held for the 9th year. It celebrates fashion, as well as sustainability, art, music and dance all within one show-stopping event. Daisy was at the Carnegie Museum Music Hall with the new curator for the event.
Savannah Guthrie said in a new video that the family is offering an additional reward of up to $1 million for information about their mother Nancy Guthrie's whereabouts.
Paramount Skydance is continuing its efforts to buy Warner Bros. Discovery by upping the ante on Netflix.
The snow could have minor impact on Wednesday morning's commute.
Part of Parkway East will close from July 10 to August 3 for the installation of the new Commercial Street Bridge.
Ni'Dreyah Marshall died Monday after she was shot inside an apartment in Wilkins Township.
Savannah Guthrie said in a new video that the family is offering an additional reward of up to $1 million for information about their mother Nancy Guthrie's whereabouts.
Paramount Skydance is continuing its efforts to buy Warner Bros. Discovery by upping the ante on Netflix.
The snow could have minor impact on Wednesday morning's commute.
The annual KDKA Fish Fry Guide is back for Lent! Check our listings for a 2026 fish fry near you in Pittsburgh.
Part of Parkway East will close from July 10 to August 3 for the installation of the new Commercial Street Bridge.
FedEx sued the Trump administration over its tariffs on Monday, asking for a "full refund" of all payments it made to the government under a set of tariff policies that were ruled illegal by the Supreme Court.
A federal judge on Monday permanently blocked the Justice Department from releasing former special counsel Jack Smith's report on the classified documents investigation.
An armed man was shot and killed early Sunday morning after "unauthorized entry" into the secure perimeter at President Trump's Mar-a-Lago estate, the U.S. Secret Service said.
Homeland Security Secretary Kristi Noem said in a statement that TSA and Customs and Border Protection are "suspending courtesy and special privilege escorts."
On Friday, President Trump signed a proclamation that would impose 10% tariffs on most foreign imports to the United States.
Primanti Bros. is opening its doors early on Sunday as Team USA faces Team Canada in the gold medal game in men's hockey.
The Pennsylvania Public Utility Commission approved a rate settlement for Pittsburgh Water - here's what it means for your bills.
You may have noticed that gas prices in the Pittsburgh area aren't low, but there's a reason why, and there are ways to save.
West Virginia took a major step in the fight against child pornography Thursday, after the state filed a first lawsuit of its kind against Apple.
With the deep fryers warming up for the start of Lenten fish fries on Wednesday, you've likely noticed the price you're paying has gone up over the last few years.
Big rumors, real loss and very real parenting are just a few of the things that we’re getting caught up with in today’s Pop Talk Live with Melanie from 100.7 STAR.
It’s time to take a bite out of a local diner spot that came highly recommended to us from all of you in Butler County: Family Tradition Restaurant.
Etiquette expert Liz Aquino is back to answer life’s most pressing question: Is there a proper way to eat diner food, and have we been doing it wrong this whole time?
Next up on our tour of PTL Diner Week, it’s off to Beaver County, where a drive-in diner is getting a lot of buzz. Daisy popped the top on her Mustang and took a trip up to Bridgewater to check it out.
PTL hosts Heather Abraham and David Highfield discuss Pittsburgh culture, trending news and social media, food, sports, and more.
The Woodland Hills school board has been a lightning rod of controversy since putting Superintendent Joe Maluchnik on administrative leave three months ago.
Almost suddenly, Allegheny County has seen a dramatic drop in the number of people dying.
News organizations in the Pittsburgh area are coming together to help each other survive.
It's no secret that many boroughs in the Mon Valley are riddled with abandoned and decaying homes.
The Beaver Valley could become the center of artificial intelligence infrastructure for the region.
Fish fries can be a quandary for people with heart and other medical issues.
With a measles outbreak in Pennsylvania, local health experts want to send a message to families.
Cracking down on the price of prescription drugs is a hefty task.
The advisory, issued on Saturday, affected thousands of customers in Allegheny and Washington counties.
Pennsylvania American Water said that a first round of testing came back negative and an update can be expected late Monday morning.
The school board voted 7-2 to move forward with the plan for synthetic turf fields.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
Fans across the country and in western Pennsylvania erupted as the Americans defeated Canada 2-1 in overtime.
Through a sudden death overtime goal, the U.S. men's hockey team is golden over Canada.
The Greensburg native won the bronze in the two-woman bobsled race.
The lawsuit accuses Nippon of prioritizing revenue over worker safety.
West Virginia took a major step in the fight against child pornography Thursday, after the state filed a first lawsuit of its kind against Apple.
Move over, Wawa, "there's a new player in town." Customers shed light on Pennsylvania's heated rivalry as Sheetz opened its first store in Montgomery County.
More than 140 employees at Nemacolin were informed they were being let go.
It's been about six years since the pandemic, and a lot of people working from home, but now companies are slowly calling them back to the office.
Nick Reiner, 32, was charged with two counts of murder in the killing of his parents, Rob Reiner and Michele Singer Reiner.
"Jersey Shore" star Nicole "Snooki" Polizzi said in a TikTok video that her results at a post-op appointment for a cone biopsy showed stage 1 cervical cancer.
In April 2025, Eric Dane announced he had been diagnosed with amyotrophic lateral sclerosis, or ALS.
"The Late Show" host Stephen Colbert criticized CBS on Monday night, saying the network blocked his interview with U.S. Senate hopeful James Talarico from airing.
Bruce Springsteen and The E Street Band will return to Pittsburgh this spring.
The closure will be in effect for nearly one full month.
Get the latest weather forecast from KDKA-TV First Alert Meteorologist Ron Smiley!
Democrat Jen Mazzocco and Republican Joseph Leckenby are facing off for Pennsylvania's 42nd House District seat.
KDKA-TV's Bob Pompeani and 93.7 The Fan's Andrew Fillipponi discuss the sports topics of the day.
The school board voted 7-2 in favor of the proposed plan.
Mike Tomlin stepped down as head coach of the Pittsburgh Steelers after 19 seasons with the team.
Pitt's regular season has ended with an 8-4 record.
Pitt's five-game winning streak came to an end with a 37-15 loss to Notre Dame.
Mason Heintschel set a new Pitt freshman single-game passing record in the Pitt win at Acrisure Stadium.
The 44th annual KDKA-TV Turkey Fund will help our neighbors in need have a nice meal for Thanksgiving.
